<template>
  <h2>我是About的内容</h2>
</template>

<script>
export default {
  name: "About",
  beforeDestroy() {
    console.log("About即将销毁")
  },
  mounted() {
    console.log("About挂载完毕",this)
    window.aboutRoute = this.$route;
    window.aboutRouter = this.$router;

  },
};
</script>

<style>
</style>